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For the Inventor, By the Inventor

Kerzers, Switzerland

Selfrag Ag

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USPTO Granted Patents = 10

% Expired Patents = 20.0



Forward Citations = 16

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17 inventors (with patents filed for the assignee):

goldMedal Reinhard Müller-Siebert (9 out of 9 patents)

silverMedal Fabrice Monti Di Sopra (3 out of 4 patents)

bronzeMedal Harald Giese (3 out of 7 patents)

4.  Alexander Weh (2 out of 2 patents)

5.  Johannes Käppeler (2 out of 2 patents)

6.  Peter Hoppe (2 out of 4 patents)

7.  Josef Singer (2 out of 4 patents)

8.  Christoph Anliker (2 out of 4 patents)

9.  Daniel Maurer (2 out of 2 patents)

10.  Jürgen Kalke (1 out of 1 patent)

11.  Jean-Pierre Aeby (1 out of 1 patent)

12.  Joel Kolly (1 out of 1 patent)

13.  Urs Friedli (1 out of 1 patent)

14.  Helena Ahlqvist Jeanneret (1 out of 1 patent)

15.  Heiko Feitkenhauer (1 out of 2 patents)


10 patents:

1. 11351556 - Method for operating a high-voltage pulse system (2022-06-07),
2. 10919045 - Method and device for fragmenting and/or weakening pourable material by means of high-voltage discharges (2021-02-16),
3. 10792670 - Method and device for fragmenting and/or weakening pourable material by means of high-voltage discharge (2020-10-06),
4. 10730054 - Method and device for fragmenting and/or weakening pourable material by means of high-voltage discharges (2020-08-04),
5. 10046331 - Method and device for fragmenting and/or weakening material by means of high-voltage pulses (2018-08-14),
6. 10029262 - Method of fragmenting and/or weakening of material by means of high voltage discharges (2018-07-24),
7. 9604225 - Electrode arrangement for an electrodynamic fragmentation plant (2017-03-28),
8. 8138952 - Sample holder and assembly for the electrodynamic fragmentation of samples (2012-03-20),
9. 8125129 - Working electrode for an electrodynamic fragmenting installation (2012-02-28),
10. 8071876 - Method for grounding a high voltage electrode (2011-12-06),
Company Overview
Selfrag AG is a technology company based in Kerzers, Switzerland, specializing in advanced fragmentation solutions. The company focuses on developing innovative processes that utilize electrical discharges to fragment materials, particularly in the recycling and mining sectors. Selfrag's technology enhances material recovery and processing efficiency, contributing to sustainable practices in resource management. With a commitment to research and development, Selfrag AG aims to lead in the field of environmentally friendly material processing technologies.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

10 Patents

#1 in Kerzers

#1,046 in Switzerland

#56,119 in the World

Kerzers, CH
Kerzers, Switzerland

Selfrag Ag

Forward Citations = 16

17 inventors:

goldMedal Reinhard Müller-Siebert (9 out of 9 patents)

silverMedal Fabrice Monti Di Sopra (3 out of 4 patents)

bronzeMedal Harald Giese (3 out of 7 patents)

4.  Alexander Weh (2 out of 2 patents)

5.  Johannes Käppeler (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Selfrag Ag. Retrieved from https://idiyas.com/company/selfrag-ag

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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